Im planning on building a ported box for my two 12 jlw3v3 4ohm they are 1.75 cub each so two would equal to 3.5 cub for both of them and on the jl website it recomment to tune it to 30 hz but that is only for one sunwoofer can anyone tell me what I should tune it to

JLJunkieMX107

01-17-2008, 11:11 AM

Tune it to 30 hz. It doesnt matter if its one or two subs. Tune it to 30 and you will not be disappointed. I have built many enclosures for the dub3's and tuned most to 30 and they hit hard.